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Merge branch 'for-john' of git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211

This commit is contained in:
John W. Linville 2013-08-02 14:54:19 -04:00
parent 788f7a56fc ddfe49b42d
commit 89b59bcd3a
3 changed files with 41 additions and 20 deletions
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54
net/mac80211/mlme.c
View File

@ -31,10 +31,12 @@
#include "led.h"
#define IEEE80211_AUTH_TIMEOUT (HZ / 5)
#define IEEE80211_AUTH_TIMEOUT_LONG (HZ / 2)
#define IEEE80211_AUTH_TIMEOUT_SHORT (HZ / 10)
#define IEEE80211_AUTH_MAX_TRIES 3
#define IEEE80211_AUTH_WAIT_ASSOC (HZ * 5)
#define IEEE80211_ASSOC_TIMEOUT (HZ / 5)
#define IEEE80211_ASSOC_TIMEOUT_LONG (HZ / 2)
#define IEEE80211_ASSOC_TIMEOUT_SHORT (HZ / 10)
#define IEEE80211_ASSOC_MAX_TRIES 3
@ -209,8 +211,9 @@ ieee80211_determine_chantype(struct ieee80211_sub_if_data *sdata,
struct ieee80211_channel *channel,
const struct ieee80211_ht_operation *ht_oper,
const struct ieee80211_vht_operation *vht_oper,
struct cfg80211_chan_def *chandef, bool verbose)
struct cfg80211_chan_def *chandef, bool tracking)
{
struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
struct cfg80211_chan_def vht_chandef;
u32 ht_cfreq, ret;
@ -229,7 +232,7 @@ ieee80211_determine_chantype(struct ieee80211_sub_if_data *sdata,
ht_cfreq = ieee80211_channel_to_frequency(ht_oper->primary_chan,
channel->band);
/* check that channel matches the right operating channel */
if (channel->center_freq != ht_cfreq) {
if (!tracking && channel->center_freq != ht_cfreq) {
/*
* It's possible that some APs are confused here;
* Netgear WNDR3700 sometimes reports 4 higher than
@ -237,11 +240,10 @@ ieee80211_determine_chantype(struct ieee80211_sub_if_data *sdata,
* since we look at probe response/beacon data here
* it should be OK.
*/
if (verbose)
sdata_info(sdata,
"Wrong control channel: center-freq: %d ht-cfreq: %d ht->primary_chan: %d band: %d - Disabling HT\n",
channel->center_freq, ht_cfreq,
ht_oper->primary_chan, channel->band);
sdata_info(sdata,
"Wrong control channel: center-freq: %d ht-cfreq: %d ht->primary_chan: %d band: %d - Disabling HT\n",
channel->center_freq, ht_cfreq,
ht_oper->primary_chan, channel->band);
ret = IEEE80211_STA_DISABLE_HT | IEEE80211_STA_DISABLE_VHT;
goto out;
}
@ -295,7 +297,7 @@ ieee80211_determine_chantype(struct ieee80211_sub_if_data *sdata,
channel->band);
break;
default:
if (verbose)
if (!(ifmgd->flags & IEEE80211_STA_DISABLE_VHT))
sdata_info(sdata,
"AP VHT operation IE has invalid channel width (%d), disable VHT\n",
vht_oper->chan_width);
@ -304,7 +306,7 @@ ieee80211_determine_chantype(struct ieee80211_sub_if_data *sdata,
}
if (!cfg80211_chandef_valid(&vht_chandef)) {
if (verbose)
if (!(ifmgd->flags & IEEE80211_STA_DISABLE_VHT))
sdata_info(sdata,
"AP VHT information is invalid, disable VHT\n");
ret = IEEE80211_STA_DISABLE_VHT;
@ -317,7 +319,7 @@ ieee80211_determine_chantype(struct ieee80211_sub_if_data *sdata,
}
if (!cfg80211_chandef_compatible(chandef, &vht_chandef)) {
if (verbose)
if (!(ifmgd->flags & IEEE80211_STA_DISABLE_VHT))
sdata_info(sdata,
"AP VHT information doesn't match HT, disable VHT\n");
ret = IEEE80211_STA_DISABLE_VHT;
@ -333,18 +335,27 @@ out:
if (ret & IEEE80211_STA_DISABLE_VHT)
vht_chandef = *chandef;
/*
* Ignore the DISABLED flag when we're already connected and only
* tracking the APs beacon for bandwidth changes - otherwise we
* might get disconnected here if we connect to an AP, update our
* regulatory information based on the AP's country IE and the
* information we have is wrong/outdated and disables the channel
* that we're actually using for the connection to the AP.
*/
while (!cfg80211_chandef_usable(sdata->local->hw.wiphy, chandef,
IEEE80211_CHAN_DISABLED)) {
tracking ? 0 :
IEEE80211_CHAN_DISABLED)) {
if (WARN_ON(chandef->width == NL80211_CHAN_WIDTH_20_NOHT)) {
ret = IEEE80211_STA_DISABLE_HT |
IEEE80211_STA_DISABLE_VHT;
goto out;
break;
}
ret |= chandef_downgrade(chandef);
}
if (chandef->width != vht_chandef.width && verbose)
if (chandef->width != vht_chandef.width && !tracking)
sdata_info(sdata,
"capabilities/regulatory prevented using AP HT/VHT configuration, downgraded\n");
@ -384,7 +395,7 @@ static int ieee80211_config_bw(struct ieee80211_sub_if_data *sdata,
/* calculate new channel (type) based on HT/VHT operation IEs */
flags = ieee80211_determine_chantype(sdata, sband, chan, ht_oper,
vht_oper, &chandef, false);
vht_oper, &chandef, true);
/*
* Downgrade the new channel if we associated with restricted
@ -3394,10 +3405,13 @@ static int ieee80211_probe_auth(struct ieee80211_sub_if_data *sdata)
if (tx_flags == 0) {
auth_data->timeout = jiffies + IEEE80211_AUTH_TIMEOUT;
ifmgd->auth_data->timeout_started = true;
auth_data->timeout_started = true;
run_again(sdata, auth_data->timeout);
} else {
auth_data->timeout_started = false;
auth_data->timeout =
round_jiffies_up(jiffies + IEEE80211_AUTH_TIMEOUT_LONG);
auth_data->timeout_started = true;
run_again(sdata, auth_data->timeout);
}
return 0;
@ -3434,7 +3448,11 @@ static int ieee80211_do_assoc(struct ieee80211_sub_if_data *sdata)
assoc_data->timeout_started = true;
run_again(sdata, assoc_data->timeout);
} else {
assoc_data->timeout_started = false;
assoc_data->timeout =
round_jiffies_up(jiffies +
IEEE80211_ASSOC_TIMEOUT_LONG);
assoc_data->timeout_started = true;
run_again(sdata, assoc_data->timeout);
}
return 0;
@ -3829,7 +3847,7 @@ static int ieee80211_prep_channel(struct ieee80211_sub_if_data *sdata,
ifmgd->flags |= ieee80211_determine_chantype(sdata, sband,
cbss->channel,
ht_oper, vht_oper,
&chandef, true);
&chandef, false);
sdata->needed_rx_chains = min(ieee80211_ht_vht_rx_chains(sdata, cbss),
local->rx_chains);

1
net/wireless/core.c
View File

@ -765,6 +765,7 @@ void cfg80211_leave(struct cfg80211_registered_device *rdev,
cfg80211_leave_mesh(rdev, dev);
break;
case NL80211_IFTYPE_AP:
case NL80211_IFTYPE_P2P_GO:
cfg80211_stop_ap(rdev, dev);
break;
default:

6
net/wireless/nl80211.c
View File

@ -441,10 +441,12 @@ static int nl80211_prepare_wdev_dump(struct sk_buff *skb,
goto out_unlock;
}
*rdev = wiphy_to_dev((*wdev)->wiphy);
cb->args[0] = (*rdev)->wiphy_idx;
/* 0 is the first index - add 1 to parse only once */
cb->args[0] = (*rdev)->wiphy_idx + 1;
cb->args[1] = (*wdev)->identifier;
} else {
struct wiphy *wiphy = wiphy_idx_to_wiphy(cb->args[0]);
/* subtract the 1 again here */
struct wiphy *wiphy = wiphy_idx_to_wiphy(cb->args[0] - 1);
struct wireless_dev *tmp;
if (!wiphy) {